Document NameVersion, DeviceTopologyAmd

doc/runtime_const.rst

@@ -4,3 +4,25 @@ OpenCL Runtime: Constants
 .. currentmodule:: pyopencl
 
 .. include:: constants.inc
+
+.. class:: NameVersion
+    Describes the version of a specific feature.
+
+    .. note::
+
+        Only available with OpenCL 3.0 or newer.
+
+    .. versionaddedd:: 2020.3
+
+    .. method:: __init__(version, name)
+    .. attribute:: version
+    .. attribute:: name
+
+.. class:: DeviceTopologyAmd
+    .. method:: __init__(bus, device, function)
+    .. attribute:: type
+    .. attribute:: bus
+    .. attribute:: device
+    .. attribute:: function
+
+.. vim: shiftwidth=4